$OpenBSD: patch-Makefile,v 1.1.1.1 2013/05/13 06:57:01 jasper Exp $
--- Makefile.orig	Sun Mar 10 22:07:34 2013
+++ Makefile	Sun Mar 10 22:14:58 2013
@@ -1,5 +1,5 @@
-CC = gcc
-CFLAGS = -Wall -D_FILE_OFFSET_BITS=64
+CC ?= gcc
+CFLAGS = -Wall -D_FILE_OFFSET_BITS=64 ${ECFLAGS}
 GIMGLIB_SOURCES = gimglib.c util.c sf_typ.c sf_mps.c sf_tre.c sf_rgn.c sf_lbl.c sf_net.c sf_nod.c sf_gmp.c
 GIMGLIB_OBJS = $(GIMGLIB_SOURCES:.c=.o)
 
